import Vue from 'vue'
import VueRouter from 'vue-router'
import Login from '../components/Login.vue'
import Home from '../components/Home.vue'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users.vue'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'
import Cate from '../components/goods/Cate.vue'
import Params from '../components/goods/Params.vue'
import List from '../components/goods/List.vue'
import Add from '../components/goods/Add.vue'
import Order from '../components/order/Order.vue'
import Report from '../components/report/Report.vue'
Vue.use(VueRouter)

const routes = [{
    path: '/',
    redirect: '/login'
  },
  {
    path: '/login',
    component: Login
  },
  {
    path: '/home',
    component: Home,
    redirect: '/welcome',
    children: [{
        path: '/welcome',
        component: Welcome
      },
      {
          path: '/users',
          component: Users
        },
      {
          path: '/rights',
          component: Rights
        },
      {
          path: '/roles',
          component: Roles
        },
      {
          path: '/categories',
          component: Cate
        },
      {
          path: '/params',
          component: Params
        },
      {
          path: '/goods',
          component: List
        },
      {
          path: '/goods/add',
          component: Add
        },
      {
          path: '/orders',
          component: Order
        },
      {
          path: '/reports',
          component: Report
        }
    ]
  },
]
const router = new VueRouter({
  routes
})
//挂载路由导航守卫,to表示将要访问的路径，from表示从哪里来，next是下一个要做的操作
router.beforeEach((to, from, next) => {
  if (to.path === '/login')
    return next()
  //获取token
  const tokenStr = window.sessionStorage.getItem('token')
  if (!tokenStr)
    return next('/login')
  next()
})
export default router
